Home
Class 11
PHYSICS
A solid sphere spinning about a horizont...

A solid sphere spinning about a horizontal axis with an angular velocity `omega` is placed on a horizontal surface. Subsequently it rolls without slipping with an angular velocity of :

A

`(2omega)/(5)`

B

`(7omega)/(5)`

C

`(2omega)/(5)`

D

`omega`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR

    DISHA|Exercise PHYSICS|45 Videos

  • THERMAL PROPERTIES OF MATTER

    DISHA|Exercise All Questions|44 Videos

Similar Questions

Explore conceptually related problems

A solid sphere with a velocity (of centre of mass) v and angular velocity omega is gently placed on a rough horizontal surface. The frictional force on the sphere :

A hoop of radius r mass m rotating with an angular velocity omega_(0) is placed on a rough horizontal surface. The initial velocity of the centre of the hoop is zero. What will be the velocity of the centre of the hoop when it cases to slip ?

A hoop of radius r and mass m rotating with an angular velocity omega_0 is placed on a rough horizontal surface. The initial velocity of the centre of the hoop is zero. What will be the velocity of the centre of the hoop when it ceases ot slip?

A uniform circular ring of radius R is first rotated about its horizontal axis with an angular velocity omega_0 and then carefully placed on a rough horizontal surface as shown. The coefficient of friction between the surface and the rings mu . Time after which its angular speed is reduced to 0.5 omega_0 is

A rod is rotating with angular velocity omega about axis AB. Find costheta .

A solid sphere is rotating about a diameter at an angular velocity omega . If it cools so that its radius reduces to I//n of its original value, its angular velocity becomes

A solid sphere and a hollow sphere of equal mass and radius are placed over a rough horizontal surface after rotating it about its mass centre with same angular velocity omega_(0) . Once the pure rolling starts let v_(1) and v_(2) be the linear speeds of their centres of mass. Then

A solid sphere is rotating with a constant angular velocity about an axis touching the surface. Its angular momentum will be:

A wheel rolling along a rough horizontal surface with an angular velocity omega strikes a rough vertical wall, normally. Find the initial angular velocity, as it tends to roll up the wall (neglect any slippage) due to impulse.

A cylinder full of water is rotating about its own axis with uniform angular velocity omega . Then the shape of free surface of water will be

DISHA-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-PHYSICS
  1. Consider a uniform square plate of of side and mass m. The moment of i...

    Text Solution

    |

  2. A dancer is standing on a stool rotating about the vertical axis passi...

    Text Solution

    |

  3. A unifrom square plate has a small piece Q of an irregular shape remov...

    Text Solution

    |

  4. A circular turn table has a block of ice placed at its centre. The sys...

    Text Solution

    |

  5. Seven identical disc are arranged in a hexagonal, planar pattern so as...

    Text Solution

    |

  6. Considering a system having two masses m(1) and m(2) in which first m...

    Text Solution

    |

  7. A uniform bar of mass M and length L is horizontally suspended from th...

    Text Solution

    |

  8. A couple produces.

    Text Solution

    |

  9. Point masses 1, 2, 3 "and" 4 "kg are lying at the point (0, 0, 0), (2,...

    Text Solution

    |

  10. A solid sphere of mass M and radius R is pulled horizontally on a roug...

    Text Solution

    |

  11. The moment of inertia of a body about a given axis is 1.2 kg m^(2). In...

    Text Solution

    |

  12. A gymnast takes turns with her arms and legs stretched. When she pulls...

    Text Solution

    |

  13. A equilaterial triangle ABC formed from a uniform wire has two small i...

    Text Solution

    |

  14. The moment of inertia of a uniform semicircular wire of mass m and rad...

    Text Solution

    |

  15. Initial angular velocity of a circular disc of mass M is omega(1). The...

    Text Solution

    |

  16. Two identical uniform discs of mass m and radius r are arranged as sho...

    Text Solution

    |

  17. Five masses are placed in a plane as shown in figure. The coordinates...

    Text Solution

    |

  18. Three particles, each of mass m grams situated at the vertices of an e...

    Text Solution

    |

  19. When a ceiling fan is switched on, it makes 10 rotations in the first ...

    Text Solution

    |

  20. A solid sphere spinning about a horizontal axis with an angular veloci...

    Text Solution

    |